From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753481AbdHIQtu (ORCPT ); Wed, 9 Aug 2017 12:49:50 -0400 Received: from mail-io0-f170.google.com ([209.85.223.170]:38328 "EHLO mail-io0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752741AbdHIQtm (ORCPT ); Wed, 9 Aug 2017 12:49:42 -0400 From: srinivas.kandagatla@linaro.org To: Mark Brown , Banajit Goswami , alsa-devel@alsa-project.org Cc: damien.riegel@savoirfairelinux.com, Jaroslav Kysela , Takashi Iwai , Patrick Lai , linux-kernel@vger.kernel.org, Srinivas Kandagatla Subject: [PATCH v3 4/5] ASoC: qcom: apq8016-sbc: Add support to Headset JACK Date: Wed, 9 Aug 2017 18:49:26 +0200 Message-Id: <20170809164927.19663-5-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170809164927.19663-1-srinivas.kandagatla@linaro.org> References: <20170809164927.19663-1-srinivas.kandagatla@linaro.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Srinivas Kandagatla This patch adds support to Headset JACK, also provides board specific vref ranges for mbhc buttons to be detected. This headset supports both 3 pole and 4 pole headset type and 5 buttons. Signed-off-by: Srinivas Kandagatla --- sound/soc/qcom/apq8016_sbc.c | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) diff --git a/sound/soc/qcom/apq8016_sbc.c b/sound/soc/qcom/apq8016_sbc.c index f07aa1e..e6e632a 100644 --- a/sound/soc/qcom/apq8016_sbc.c +++ b/sound/soc/qcom/apq8016_sbc.c @@ -21,12 +21,16 @@ #include #include #include +#include #include +#include #include struct apq8016_sbc_data { void __iomem *mic_iomux; void __iomem *spkr_iomux; + struct snd_soc_jack jack; + bool jack_setup; struct snd_soc_dai_link dai_link[]; /* dynamically allocated */ }; @@ -70,6 +74,31 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd) } + if (!pdata->jack_setup) { + struct snd_jack *jack; + + rval = snd_soc_card_jack_new(card, "Headset Jack", + SND_JACK_HEADSET | + SND_JACK_HEADPHONE | + SND_JACK_BTN_0 | SND_JACK_BTN_1 | + SND_JACK_BTN_2 | SND_JACK_BTN_3 | + SND_JACK_BTN_4, + &pdata->jack, NULL, 0); + + if (rval < 0) { + dev_err(card->dev, "Unable to add Headphone Jack\n"); + return rval; + } + + jack = pdata->jack.jack; + + snd_jack_set_key(jack, SND_JACK_BTN_0, KEY_MEDIA); + snd_jack_set_key(jack, SND_JACK_BTN_1, KEY_VOICECOMMAND); + snd_jack_set_key(jack, SND_JACK_BTN_2, KEY_VOLUMEUP); + snd_jack_set_key(jack, SND_JACK_BTN_3, KEY_VOLUMEDOWN); + pdata->jack_setup = true; + } + for (i = 0 ; i < dai_link->num_codecs; i++) { struct snd_soc_dai *dai = rtd->codec_dais[i]; @@ -81,6 +110,11 @@ static int apq8016_sbc_dai_init(struct snd_soc_pcm_runtime *rtd) dev_warn(card->dev, "Failed to set mclk: %d\n", rval); return rval; } + rval = snd_soc_codec_set_jack(codec, &pdata->jack, NULL); + if (rval != 0 && rval != -ENOTSUPP) { + dev_warn(card->dev, "Failed to set jack: %d\n", rval); + return rval; + } } return 0; -- 2.9.3